[c-nsp] Wake on Lan over layer 3 hops

Saku Ytti saku at ytti.fi
Tue Nov 27 15:02:01 EST 2012


On (2012-11-27 11:44 -0800), Scott Voll wrote:

> I need to be able to send a magic packet over three layer 3 hops.  Can this
> be done?  all I'm finding is an ip directed broadcast on a simple layer 3
> switch.

You send it to L3 broadcast address, which will make the edge router send
it as l2 broadcast.
Remember to enable directed-broadcast forwarding with ACL, allowing only
the WOL originating host.

-- 
  ++ytti


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